21MS 461, MS 461-R
: Remove the E-clip (1).
: Pull the hand guard (2) and brake
lever (3) off the pivot pins
together.
– Remove the hand guard and
brake lever.
– Pull the brake lever out of the
hand guard.
– Check the pivot pin, replace if
necessary,
b 5.5
– Inspect the cam lever and
replace if necessary, b 5.4
Installing
– Clean the pivot pins and
disassembled parts, b 15
– Lubricate the pivot pins with
STIHL grease, b 15
3443RA033 TG
2
3
1
: Hold the brake lever so that the
hook (2) for the brake spring is at
the top.
: Push the brake lever into the
hand guard (1) recess and line up
the holes (3) and (4).
: Push the hand guard (1) with
brake lever (2) over the machine
until they are positioned against
the pivot pins (arrows).
3443RA035 TG
2
1
43
3443RA036 TG
2
1
: Lift the bearing boss of the hand
guard (1) and the brake lever (2)
a little and position them over the
pivot pins (3 and (4).
– Lubricate the brake lever, cam
lever and hand guard slot with
STIHL grease, b 15
: Turn the cam lever (5) to one
side until the cam of the hand
guard (arrow) slips passed it.
– Push the hand guard bearing
boss and the brake lever on to
the pivot pins.
: Fit the E-clip (6).
The turns of the brake spring must
be tightly against one another in the
relaxed condition. If this is not the
case, replace the brake spring.
: Position the protective tube so
that it leaves the first turn (arrow)
free.
3443RA037 TG
1
2
4
6
3
5
5902RA040 TG
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